# Define your item pipelines here
#
# Don't forget to add your pipeline to the ITEM_PIPELINES setting
# See: https://docs.scrapy.org/en/latest/topics/item-pipeline.html


# useful for handling different item types with a single interface
from itemadapter import ItemAdapter
import urllib.request


class Scrapy58TcPipeline:
    def open_spider(self, spider):
        self.fp = open("58.json", 'w', encoding="utf-8")

    def process_item(self, item, spider):
        self.fp.write(item)
        return item

    def close_spidef(self, spider):
        self.fp.close()


# 多条管道开启
# 1、定义管道类
# 2、在setting中开启管道
# 'scrapy_58tc.pipelines.more58TcPipeline': 301,
class more58TcPipeline:
    def process_item(self, item, spider):
        url = 'http:'+item.get('src')

        filename = 'E:/python/fengjing/' + item.get('name') + '.jpg'
        urllib.request.urlretrieve(url=url, filename=filename)
        return item
